FN1 and cancer: Many studies and investigations have reported that in majority of the cancers, vimentin and fibronectin gene expression are altered and revealed an association between their expression and cancer aggressiveness (Mclnroy and Maatta, 2007[8]; Ngan et al., 2007[10]; Sethi et al., 2010[17]; Wei et al., 2008[21]; Williams et al., 2009[22]).